/* * 944_alias_cgen_b5_run — #5 alias arc F2b (B5 train): cstage cgen * helper + funnel internalization through type_chase_named (c1), the * #73 tripwire graduation (c2), the #89 cgreturn return-position widen * (c3) and the #93 deref-index pointee chase (c4). All cs-only: every * graduation is a DIVERGE→byte-id flip (cs aligns UP to ww's already- * chasing asm); zero selfhost/lib bytes move across the train, so the * _ww binaries stay bit-identical (the crossing detector). * * Row sources are ken's B5 oracle probes (/tmp/ken_b5/src, * .ai/ken-b5-oracle.md + its c1-BOUNDARY ADDENDUM) and the c3/c4 * seeds (/tmp/ken_na, kb4). * * row | shape (oracle row) | cs/ww * --------------------+-------------------------------------+------ * signed_ctl | kb5_signed: 2-lvl alias i8 field | * | load (fld_issigned) — classifiers | * | recurse, NO-mover control | 0/0 * targ_2lvl | kb5_targ: 2-lvl alias (void|i64) | * | param ≤48B (tagged_arg_size) — was | * | cs LIVE exit-1, c1 graduation | 0/0 * tmem_2lvl | kb5_tmem: >48B memarg twin | * | (tagged_memarg_size) — graduation | 0/0 * wpush_2lvl | kb5_wpush: call-site widen, literal | * | arg (:2905 du) — divergence flip | 0/0 * wstore_2lvl/_1lvl | kb5_wstore/wstore1: let-route | * | controls (du arrives chased | * | upstream — ken FLAG-1), NEUTRAL | 0/0 * wstore_a_2lvl | kb5_wstore_a: ASSIGN-route re-store | * | — was both-correct divergent; the | * | ident-lhs N_ASSIGN gate (:6359) is | * | cgexpr INLINE, NOT the :2456 funnel | * | (C1-CORR-2) — GRADUATED at B6-c1 | 0/0 * succ_2lvl | kb5_succ: `?`-success remap over | * | 2-lvl alias result — was divergent | * | at RETURN positions only (C1-CORR-1)| * | — GRADUATED at c3 with the rt chase | 0/0 * null_2lvl | kb5_null: nullable fold + deref | * | (type_isnullable/nullable_ptr_tag) | * | — divergence flip | 0/0 * f32p_2lvl | kb5_f32p: nested 2-lvl-alias f64 | * | field struct param | * | (struct_float_class) — flip | 0/0 * fill0_ctl | kb5_fill0: named-struct array elem | * | in struct lit — LOUD both stages | * | (twin texts share the experr) | err/err * fill2_loud | kb5_fill2: 1-alias-lvl elem — was | * | both-wrong-IDENTICAL gate-blind, | * | then cs-loud/ww-silent for the one | * | R4-blessed train; #100's ww twin | * | chase closed the window — LOUD-HOLD | * | pair, twin texts share the experr | err/err * tuparg_bound99 / | alias-tuple fn-arg (2-lvl / 1-lvl | * tuparg1_bound99 / | / cast spelling) + alias-tuple | * tuparg_cast_bound99/| global. #99 GRADUATED: cstage | * tupglobal_bound99 | type.c chase accepts the coercion, | * | wwstage cgendecl.ww spill chase | * | sizes the alias param 16B (was | * | dropping SI → t.1 garbage). All | * | now 0/0 byte-id | 0/0 * ---- c2 (#73 graduation: tripwire deleted, 6 fu gates chased) -- * g73_idxstore / | slice / str / tagged 2-lvl alias | * g73_strfield / | field at the indexed-elem STORE | * g73_tagfield | gate — pre = loud "#73" fatal | 0/0 * g73_idxread / | slice arm at the indexed-elem READ, | * g73_ptrread / | ptr-chain READ and tuple-elem READ | * g73_tupread | gates — pre = loud "#73" fatal | 0/0 * g73_static_struct | nested-struct arm at the static | * | struct-lit emit gate — pre = "#73" | 0/0 * g73_heapfill | str arm at the heap struct-lit fill | * | gate — COMPILE-only pin: bare /tmp | * | programs never link malloc (both | * | stages, pre-existing infra) and the | * | ww deref-field READ carries the | * | #24-kin field(SB) leak, so run + | * | byte-id cells are unavailable; the | * | FILL bytes themselves verified | * | byte-id by hand (= plain control) | asm * g73_static_str | str-field static emit: the #73 | * | fatal gave way to the #129 A.2 | * | foldability loud — now fill0-class | * | both-loud (twin texts) | err/err * ---- c3 (#89: cgreturn return-position widen rt/vu chase) ------ * g89_ret_widen | alias-struct return into union — | * | was cs word0-to-DX + CX zeroed | * | (payload dropped, silent exit 1) | 0/0 * g89_ret_errunion | 1-LVL alias error-union return — | * | cs MOVQ AX,DX dropped e.aux (the | * | live-truncation seed) | 0/0 * g89_ret_named_ctl | bare NAMED struct return control — | * | held 0/0 byte-id throughout | 0/0 * ---- c4 (#93: deref-index pointee chase, #263-polarity) -------- * g93_l2_local | `(*p)[2]` over *arr2 (arr2=arr= | * | [3]int) — cs emitted ONE spurious | * | MOVQ (AX),AX (pointee ARRAY skip | * | missed at 2 levels), SEGV 139; ww | * | was the runtime-correct side | 0/0 * g93_def | def twin: `(*p)[2]` over &D, D a | * | 2-lvl alias def array (kb5_def93) | 0/0 * g93_1lvl_ctl | 1-level pointee control — held 0/0 | * | byte-id throughout | 0/0 * * K_RUN rows build+run BOTH drivers (cs exit==cswant, ww exit==wwwant) * and assert cstage/wwstage asm byte-id. K_RUN_NOID asserts both run * cells but waives byte-id — cite the blocking task/commit at the row. * K_CSERR_WWRUN is the dual-cell bound kind (the inverse of * 944_alias_accept_run's K_RUN_CS_WWERR): the cstage build must FAIL * with experr AND the wwstage build+run must exit wwwant — both cells * asserted so neither the cs loudness nor the ww behavior can drift * silently while the cited task is parked. NNN<950, self-contained * /tmp sources, no imports (944 precedent). */ #include #include #include #include #include #include static int runwait(const char *cmd) { int rc = system(cmd); if (rc == -1) return -1; if (WIFEXITED(rc)) return WEXITSTATUS(rc); return -1; } static int slurp_eq(const char *a, const char *b) { FILE *fa = fopen(a, "rb"); FILE *fb = fopen(b, "rb"); if (!fa || !fb) { if (fa) fclose(fa); if (fb) fclose(fb); return -1; } int rc = 0; for (;;) { int ca = fgetc(fa), cb = fgetc(fb); if (ca != cb) { rc = -1; break; } if (ca == EOF) break; } fclose(fa); fclose(fb); return rc; } #define K_RUN 0 /* build+run BOTH, exits==wants, + byte-id */ #define K_BUILDERR 1 /* build FAILS with experr on BOTH drivers */ #define K_RUN_NOID 2 /* build+run BOTH, exits==wants, byte-id * SKIPPED — cite the blocking task */ #define K_CSERR_WWRUN 3 /* dual-cell bound row: cstage build must * FAIL with experr; wwstage build+run, * exit==wwwant — cite the blocking task */ #define K_COMPILES 4 /* w6c AND w6c_ww must COMPILE (no run, no * byte-id) — cite why the other cells are * unavailable at the row */ struct row { const char *label; const char *src; int cswant; int wwwant; int kind; const char *experr; }; /* errlog_has — a builderr cell must fail WITH its diagnostic; any other * failure (parse error, crash, hang-kill) is a vacuous reject (940 * precedent). */ static int errlog_has(const char *path, const char *needle) { FILE *f = fopen(path, "rb"); if (!f) return 0; char buf[8192]; size_t got = fread(buf, 1, sizeof buf - 1, f); fclose(f); buf[got] = '\0'; return strstr(buf, needle) != NULL; } static const struct row rows[] = { /* ---- c1: helper + funnel internalization (the F2c-cs fuse) */ { "signed_ctl", "package main;\n" "type s0 = i8;\n" "type s1 = s0;\n" "type st = struct { f: s1, g: s1 };\n" "export fn main() i32 = {\n" " let x: st;\n" " x.f = -5;\n" " x.g = 3;\n" " if (x.f >= 0) { return 1; };\n" " let w: i64 = x.f: i64;\n" " if (w != -5) { return 2; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, /* LIVE c1 graduation: tagged_arg_size single-peeled the 2-level * alias union param to 0 → wrong arg path (cs exit 1 SILENT, ww * correct). */ { "targ_2lvl", "package main;\n" "type u0 = (void | i64);\n" "type u = u0;\n" "fn h(v: u) i32 = {\n" " match (v) {\n" " case let n: i64 => { if (n != 42) { return 1; }; return 0; };\n" " case void => { return 2; };\n" " };\n" "};\n" "export fn main() i32 = {\n" " let x: u = 42i64;\n" " return h(x);\n" "};\n", 0, 0, K_RUN, NULL }, /* LIVE c1 graduation: the >48B MEMORY-class twin * (tagged_memarg_size). LAST payload word checked. */ { "tmem_2lvl", "package main;\n" "type big = struct { a: i64, b: i64, c: i64, d: i64, e: i64, f: i64, g: i64 };\n" "type m0 = (void | big);\n" "type m = m0;\n" "fn h(v: m) i32 = {\n" " match (v) {\n" " case let s: big => { if (s.g != 77) { return 1; }; return 0; };\n" " case void => { return 2; };\n" " };\n" "};\n" "export fn main() i32 = {\n" " let s: big;\n" " s.a = 11; s.b = 22; s.c = 33; s.d = 44; s.e = 55; s.f = 66; s.g = 77;\n" " let x: m = s;\n" " return h(x);\n" "};\n", 0, 0, K_RUN, NULL }, { "wpush_2lvl", "package main;\n" "type u0 = (void | i64);\n" "type u = u0;\n" "fn h(v: u) i32 = {\n" " match (v) {\n" " case let n: i64 => { if (n != 42) { return 1; }; return 0; };\n" " case void => { return 2; };\n" " };\n" "};\n" "export fn main() i32 = {\n" " return h(42i64);\n" "};\n", 0, 0, K_RUN, NULL }, { "wstore_2lvl", "package main;\n" "type u0 = (void | i64);\n" "type u = u0;\n" "export fn main() i32 = {\n" " let v: u = 42i64;\n" " match (v) {\n" " case let n: i64 => { if (n != 42) { return 1; }; };\n" " case void => { return 2; };\n" " };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, { "wstore_1lvl", "package main;\n" "type u = (void | i64);\n" "export fn main() i32 = {\n" " let v: u = 42i64;\n" " match (v) {\n" " case let n: i64 => { if (n != 42) { return 1; }; };\n" " case void => { return 2; };\n" " };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, /* C1-CORR-2 → GRADUATED at B6-c1: the ident-lhs N_ASSIGN tagged * store gate (:6359) was the cgexpr INLINE peel B5 could not * reach; the B6-c1 chase closed it (pins-follow-the-layer, ken * B6 oracle C1 seed). */ { "wstore_a_2lvl", "package main;\n" "type u0 = (void | i64);\n" "type u = u0;\n" "export fn main() i32 = {\n" " let v: u = void;\n" " v = 42i64;\n" " match (v) {\n" " case let n: i64 => { if (n != 42) { return 1; }; };\n" " case void => { return 2; };\n" " };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, /* graduated: B6-c1 */ /* C1-CORR-1 → GRADUATED at c3: the residual divergence was * exactly three paired return-position tag syntheses — the * cgreturn return-route family; the c3 rt chase closed it * (pins-follow-the-layer, ken c1-boundary addendum). */ { "succ_2lvl", "package main;\n" "type e0 = !i64;\n" "type r0 = (i64 | e0);\n" "type r = r0;\n" "fn w(bad: bool) r = {\n" " if (bad) { return 7: e0; };\n" " return 42;\n" "};\n" "fn outer() r = {\n" " let v = w(false)?;\n" " return v + 1;\n" "};\n" "export fn main() i32 = {\n" " match (outer()) {\n" " case let n: i64 => { if (n != 43) { return 1; }; };\n" " case e0 => { return 2; };\n" " };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, /* graduated: #89 (B5-c3) */ { "null_2lvl", "package main;\n" "type np0 = (*i64 | void);\n" "type np = np0;\n" "export fn main() i32 = {\n" " let n: i64 = 31;\n" " let p: np = &n;\n" " match (p) {\n" " case let q: *i64 => { if (*q != 31) { return 1; }; };\n" " case void => { return 2; };\n" " };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, { "f32p_2lvl", "package main;\n" "type in0 = struct { a: f64 };\n" "type in1 = in0;\n" "type pt = struct { x: in1, y: f64 };\n" "fn g(p: pt) f64 = { return p.x.a + p.y; };\n" "export fn main() i32 = {\n" " let p: pt;\n" " p.x.a = 2.5;\n" " p.y = 1.5;\n" " if (g(p) != 4.0) { return 1; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, /* fill loudness control: named-struct array elem louds on BOTH * stages with twin texts — the experr substring is shared. */ { "fill0_ctl", "package main;\n" "type el0 = struct { a: i64 };\n" "type S = struct { arr: [2]el0, n: i64 };\n" "export fn main() i32 = {\n" " let s = S { arr = [el0 { a = 5 }, el0 { a = 6 }], n = 3 };\n" " if (s.arr[0].a + s.arr[1].a + s.n != 14) { return 1; };\n" " return 0;\n" "};\n", 0, 0, K_BUILDERR, "has a str/slice/struct/tagged element" }, /* #100 GRADUATION (closes the B5 re-rule R4 designed divergence): * pre-B5 this was both-wrong-IDENTICAL-silent (gate-blind #263 * class — both stages accepted and ran exit 1 byte-id); B5-c1's * cs-only :3195 chase made it cs-loud/ww-silent-wrong for one * train. The ww twin gate now keys off the chased stamped tinfo * (cgenutil.ww, task #100) — LOUD-HOLD pair, twin texts share * the experr tail (fill0-class). */ { "fill2_loud", "package main;\n" "type el0 = struct { a: i64 };\n" "type el = el0;\n" "type S = struct { arr: [2]el, n: i64 };\n" "export fn main() i32 = {\n" " let s = S { arr = [el0 { a = 5 }, el0 { a = 6 }], n = 3 };\n" " if (s.arr[0].a + s.arr[1].a + s.n != 14) { return 1; };\n" " return 0;\n" "};\n", 0, 0, K_BUILDERR, "has a str/slice/struct/tagged element" }, /* #99 GRADUATION: both halves landed — the cstage type.c * type_chase_named tuple-arm (init/fn-arg untyped->alias coercion * reject->accept) AND the wwstage cgendecl.ww tuple-PARAM spill * chase (alias param fell to the scalar path, dropped SI, t.1 * garbage). All four rows now build+run 0 on BOTH stages and the * .s is byte-identical (full 0/0 byte-id, the designed path). */ { "tuparg_bound99", "package main;\n" "type tp0 = (i64, i64);\n" "type tp = tp0;\n" "fn f(t: tp) i64 = { return t.0 + t.1; };\n" "export fn main() i32 = {\n" " let t: tp = (4, 9);\n" " if (f(t) != 13) { return 1; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, { "tuparg1_bound99", /* 1-LEVEL identical — not alias-depth */ "package main;\n" "type tp = (i64, i64);\n" "fn f(t: tp) i64 = { return t.0 + t.1; };\n" "export fn main() i32 = {\n" " let t: tp = (4, 9);\n" " if (f(t) != 13) { return 1; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, /* cast spelling — was the LIVE-cs / wrong-ww K_RUN_NOID pin; the * wwstage spill chase reds the old ww-1 cell and graduates it to * full 0/0 byte-id alongside its siblings. */ { "tuparg_cast_bound99", "package main;\n" "type tp0 = (i64, i64);\n" "type tp = tp0;\n" "fn f(t: tp) i64 = { return t.0 + t.1; };\n" "export fn main() i32 = {\n" " let t: tp = (4, 9): tp;\n" " if (f(t) != 13) { return 1; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, /* alias-tuple module-global — the cstage chase accepts the global * init and ww already read it correctly; now both 0/0 byte-id. */ { "tupglobal_bound99", "package main;\n" "type tp0 = (i64, i64);\n" "type tp = tp0;\n" "let G: tp = (4, 9);\n" "export fn main() i32 = {\n" " if (G.0 + G.1 != 13) { return 1; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, /* ---- c2: #73 graduation — the F1 tripwire's containment * replaced by the designed chase (close-by-construction). Each * row was the loud "#73" fatal on cs at the c1 tip (ww ok/0); * post-c2 the gates read the chased field type and every * runnable arm lands 0/0 byte-id. Values exceed 255 / use the * LAST element so a word0 tail can't pass by prefix-luck; * noise() clobbers BX/CX on the read rows. */ { "g73_idxstore", "package main;\n" "type sl = []int;\n" "type sl2 = sl;\n" "type box = struct { s: sl2, n: int };\n" "export fn main() i32 = {\n" " let a: [3]int = [700: int, 800: int, 900: int];\n" " let xs: [2]box;\n" " xs[0].s = a[0:3];\n" " if (xs[0].s.len != 3) { return 1; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, { "g73_strfield", "package main;\n" "type s1t = str;\n" "type s2t = s1t;\n" "type box = struct { s: s2t, n: int };\n" "fn noise(x: int) int = { return x * 7 + 3; };\n" "export fn main() i32 = {\n" " let xs: [2]box;\n" " xs[1].s = \"hello\";\n" " xs[1].n = 4;\n" " let k = noise(9);\n" " if (k != 66) { return 9; };\n" " let w = xs[1].s;\n" " if (w.len != 5) { return 1; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, { "g73_tagfield", "package main;\n" "type tu0 = (void | i64);\n" "type tu = tu0;\n" "type box = struct { u: tu, n: int };\n" "export fn main() i32 = {\n" " let xs: [2]box;\n" " xs[0].n = 5;\n" " xs[0].u = 42i64;\n" " if (xs[0].n != 5) { return 1; };\n" " match (xs[0].u) {\n" " case let v: i64 => { if (v != 42) { return 2; }; };\n" " case void => { return 3; };\n" " };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, /* store rides the (F1-chased) single-dot via-ptr route so the * indexed-elem READ gate fires in isolation. */ { "g73_idxread", "package main;\n" "type sl = []int;\n" "type sl2 = sl;\n" "type box = struct { s: sl2, n: int };\n" "fn noise(x: int) int = { return x * 7 + 3; };\n" "export fn main() i32 = {\n" " let a: [3]int = [700: int, 800: int, 900: int];\n" " let xs: [2]box;\n" " let p = &xs[1];\n" " p.s = a[0:3];\n" " p.n = 4;\n" " let k = noise(9);\n" " if (k != 66) { return 9; };\n" " let w = xs[1].s;\n" " if (w.len != 3) { return 1; };\n" " if (w[2] != 900) { return 2; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, { "g73_ptrread", "package main;\n" "type sl = []int;\n" "type sl2 = sl;\n" "type inner = struct { s: sl2, n: int };\n" "type outer = struct { pi: *inner };\n" "fn noise(x: int) int = { return x * 7 + 3; };\n" "export fn main() i32 = {\n" " let a: [3]int = [700: int, 800: int, 900: int];\n" " let i: inner;\n" " i.s = a[0:3];\n" " i.n = 1;\n" " let v: outer;\n" " v.pi = &i;\n" " let k = noise(9);\n" " if (k != 66) { return 9; };\n" " let w = v.pi.s;\n" " if (w.len != 3) { return 1; };\n" " if (w[2] != 900) { return 2; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, { "g73_tupread", "package main;\n" "type sl = []int;\n" "type sl2 = sl;\n" "export fn main() i32 = {\n" " let a: [3]int = [700: int, 800: int, 900: int];\n" " let t: (sl2, int) = (a[0:3], 5);\n" " let s = t.0;\n" " if (s.len != 3) { return 1; };\n" " if (t.1 != 5) { return 2; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, { "g73_static_struct", "package main;\n" "type in0 = struct { a: i64, b: i64 };\n" "type in1 = in0;\n" "type box = struct { i: in1, n: i64 };\n" "let g: box = box { i = in0 { a = 4, b = 9 }, n = 5 };\n" "export fn main() i32 = {\n" " if (g.n != 5) { return 1; };\n" " if (g.i.b != 9) { return 2; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, /* COMPILE-only pin: bare /tmp programs never link malloc (both * stages, pre-existing infra) and the ww deref-field READ * carries the #24-kin field(SB) leak — run + byte-id cells are * unavailable. The chased FILL bytes were verified byte-id by * hand against the plain control (/tmp/b5/work). Pre-c2 the cs * cell was the "#73" fatal — this row pins its absence. */ { "g73_heapfill", "package main;\n" "type s1t = str;\n" "type s2t = s1t;\n" "type box = struct { s: s2t, n: int };\n" "export fn main() i32 = {\n" " let p = alloc(box { s = \"hello\", n = 5 })!;\n" " if (p.n != 5) { return 1; };\n" " if (p.s.len != 5) { return 2; };\n" " return 0;\n" "};\n", 0, 0, K_COMPILES, NULL }, /* str-field static emit: the #73 fatal gave way to the * pre-existing #129 A.2 foldability loud — both-loud twin texts * now (the fill0 class), pinned so neither side regresses to a * silent emit. */ { "g73_static_str", "package main;\n" "type s1t = str;\n" "type s2t = s1t;\n" "type box = struct { s: s2t, n: int };\n" "let g: box = box { s = \"hello\", n = 5: int };\n" "export fn main() i32 = {\n" " if (g.n != 5) { return 1; };\n" " if (g.s.len != 5) { return 2; };\n" " return 0;\n" "};\n", 0, 0, K_BUILDERR, "#129 A.2 scope" }, /* ---- c3: #89 — the cgreturn rt/vu single peels left a 2-level * alias RETURN TYPE un-tagged (no tag synthesis at all, the succ * shape) and an alias-struct SOURCE un-structed (the scalar arm * shuffled word0 into DX and ZEROED the rest — s.b/e.aux * dropped, cs silent exit 1, ww runtime-correct since B2-c2). */ { "g89_ret_widen", "package main;\n" "type base = struct { a: size, b: size };\n" "type ali = base;\n" "fn mk() (void | ali) = {\n" " let x: ali;\n" " x.a = 4; x.b = 9;\n" " return x;\n" "};\n" "export fn main() i32 = {\n" " match (mk()) {\n" " case let s: ali => { if (s.b != 9) { return 1; }; };\n" " case void => { return 2; };\n" " };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, { "g89_ret_errunion", "package main;\n" "type failure = struct { code: i32, aux: size };\n" "type myerr = failure;\n" "fn work(bad: bool) (i32 | myerr) = {\n" " if (bad) {\n" " let e: myerr;\n" " e.code = 7; e.aux = 99;\n" " return e;\n" " };\n" " return 42;\n" "};\n" "export fn main() i32 = {\n" " match (work(true)) {\n" " case let e: myerr => { if (e.aux != 99) { return 1; }; };\n" " case i32 => { return 2; };\n" " };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, { "g89_ret_named_ctl", "package main;\n" "type base = struct { a: size, b: size };\n" "fn make() (void | base) = {\n" " let x: base;\n" " x.a = 4; x.b = 9;\n" " return x;\n" "};\n" "export fn main() i32 = {\n" " let v = make();\n" " match (v) {\n" " case let s: base => { if (s.b != 9) { return 1; }; };\n" " case void => { return 2; };\n" " };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, /* ---- c4: #93 — the N_UN(STAR) pointee classify single-peeled, * so a 2-level alias ARRAY pointee missed the array skip (an * array value IS its address, #270-1a) and the scalar load * pulled a[0]'s VALUE as the index base — ONE spurious * MOVQ (AX),AX, SIGSEGV on cs. ww chases (the runtime-correct * reference, #263 polarity): cs converges on WW's asm. */ { "g93_l2_local", "package main;\n" "type arr = [3]int;\n" "type arr2 = arr;\n" "export fn main() i32 = {\n" " let a: arr2 = [1000: int, 2000: int, 3000: int];\n" " let p: *arr2 = &a;\n" " if ((*p)[2] != 3000) { return 1; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, { "g93_def", "package main;\n" "type arr0 = [3]i64;\n" "type arr = arr0;\n" "def D: arr = [18i64, 29i64, 40i64];\n" "export fn main() i32 = {\n" " let p: *arr = &D;\n" " if ((*p)[2] != 40i64) { return 1; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, { "g93_1lvl_ctl", "package main;\n" "type arr = [3]int;\n" "export fn main() i32 = {\n" " let a: arr = [1000: int, 2000: int, 3000: int];\n" " let p: *arr = &a;\n" " if ((*p)[2] != 3000) { return 1; };\n" " return 0;\n" "};\n", 0, 0, K_RUN, NULL }, }; static int run_driver(const char *driver, const struct row *r, int i, int expect_err, int want) { char src[96], tmpdir[96], errf[96], cmd[1024]; snprintf(src, sizeof src, "/tmp/ab5_%d_%d.ww", getpid(), i); snprintf(tmpdir, sizeof tmpdir, "/tmp/ab5_%d_d_%d", getpid(), i); snprintf(errf, sizeof errf, "/tmp/ab5_%d_e_%d", getpid(), i); FILE *f = fopen(src, "wb"); if (!f) return -1; fputs(r->src, f); fclose(f); mkdir(tmpdir, 0755); snprintf(cmd, sizeof cmd, "cd %s && timeout 20 %s build %s >/dev/null 2>%s", tmpdir, driver, src, errf); int brc = runwait(cmd); if (expect_err) { int ok = (brc != 0) && (r->experr == NULL || errlog_has(errf, r->experr)); if (!ok) fprintf(stderr, "row[%s]: %s expected loud builderr " "\"%s\" (brc=%d)\n", r->label, driver, r->experr ? r->experr : "", brc); unlink(src); unlink(errf); rmdir(tmpdir); return ok ? 0 : 1; } if (brc != 0) { fprintf(stderr, "row[%s]: build via %s failed\n", r->label, driver); unlink(src); unlink(errf); rmdir(tmpdir); return -1; } const char *base = strrchr(src, '/'); base = base ? base + 1 : src; char outbin[256]; snprintf(outbin, sizeof outbin, "%s/%s", tmpdir, base); char *dot = strrchr(outbin, '.'); if (dot && strcmp(dot, ".ww") == 0) *dot = '\0'; int got = runwait(outbin); unlink(src); unlink(outbin); unlink(errf); rmdir(tmpdir); if (got != want) { fprintf(stderr, "row[%s]: %s exit %d, want %d\n", r->label, driver, got, want); return 1; } return 0; } /* asm_compiles — K_COMPILES cell: the named stage compiler must emit * asm without a fatal. */ static int asm_compiles(const char *bin, const char *cc, const struct row *r, int i) { char src[96], outs[96], cmd[1024]; snprintf(src, sizeof src, "/tmp/ab5_cmp_%d_%d.ww", getpid(), i); snprintf(outs, sizeof outs, "/tmp/ab5_cmp_%d_%d.s", getpid(), i); FILE *f = fopen(src, "wb"); if (!f) return -1; fputs(r->src, f); fclose(f); snprintf(cmd, sizeof cmd, "%s/%s -o %s %s 2>/dev/null", bin, cc, outs, src); int rc = runwait(cmd); if (rc != 0) fprintf(stderr, "row[%s]: %s failed to compile\n", r->label, cc); unlink(src); unlink(outs); return rc != 0; } static int asm_byte_identical(const char *bin, const struct row *r, int i) { char src[96], cs[96], ws[96], cmd[1024]; snprintf(src, sizeof src, "/tmp/ab5_asm_%d_%d.ww", getpid(), i); snprintf(cs, sizeof cs, "/tmp/ab5_asm_%d_%d_c.s", getpid(), i); snprintf(ws, sizeof ws, "/tmp/ab5_asm_%d_%d_w.s", getpid(), i); FILE *f = fopen(src, "wb"); if (!f) return -1; fputs(r->src, f); fclose(f); snprintf(cmd, sizeof cmd, "%s/w6c -o %s %s 2>/dev/null", bin, cs, src); if (runwait(cmd) != 0) { fprintf(stderr, "row[%s]: w6c errored\n", r->label); unlink(src); return -1; } snprintf(cmd, sizeof cmd, "%s/w6c_ww -o %s %s 2>/dev/null", bin, ws, src); if (runwait(cmd) != 0) { fprintf(stderr, "row[%s]: w6c_ww errored\n", r->label); unlink(src); unlink(cs); return -1; } int rc = slurp_eq(cs, ws); if (rc != 0) fprintf(stderr, "row[%s]: cstage vs wwstage asm differs\n", r->label); unlink(src); unlink(cs); unlink(ws); return rc; } int main(void) { const char *bin = getenv("BIN"); if (!bin) bin = "out/bin"; char absbin[2080]; if (bin[0] != '/') { char cwd[1024]; if (getcwd(cwd, sizeof cwd) == NULL) return 1; snprintf(absbin, sizeof absbin, "%s/%s", cwd, bin); bin = absbin; } char cdrv[2120], wdrv[2120]; snprintf(cdrv, sizeof cdrv, "%s/ww", bin); snprintf(wdrv, sizeof wdrv, "%s/ww_ww", bin); int n = (int)(sizeof rows / sizeof rows[0]); int total = 0, fail = 0; for (int i = 0; i < n; i++) { total++; if (rows[i].kind == K_COMPILES) { if (asm_compiles(bin, "w6c", &rows[i], i) != 0) fail++; continue; } int cs_err = rows[i].kind == K_BUILDERR || rows[i].kind == K_CSERR_WWRUN; if (run_driver(cdrv, &rows[i], i, cs_err, rows[i].cswant) != 0) fail++; } if (access(wdrv, X_OK) == 0) { for (int i = 0; i < n; i++) { total++; if (rows[i].kind == K_COMPILES) { if (asm_compiles(bin, "w6c_ww", &rows[i], i) != 0) fail++; continue; } int ww_err = rows[i].kind == K_BUILDERR; if (run_driver(wdrv, &rows[i], i, ww_err, rows[i].wwwant) != 0) fail++; } for (int i = 0; i < n; i++) { if (rows[i].kind != K_RUN) continue; total++; if (asm_byte_identical(bin, &rows[i], i) != 0) fail++; } } if (fail) { fprintf(stderr, "alias_cgen_b5: %d/%d checks failed\n", fail, total); return 1; } printf("alias_cgen_b5: %d/%d ok\n", total, total); return 0; }